DataFrameComparison.left_only#

DataFrameComparison.left_only(
*,
lazy: Literal[True],
) → LazyFrame[source]#
DataFrameComparison.left_only(
*,
lazy: Literal[False] = False,
) → DataFrame

The rows in the left data frame which cannot be joined with a row in the right data frame.

Parameters:

lazy – If True, return a lazy frame. Otherwise, return an eager frame (default).

Returns:

A data frame or lazy frame containing the rows that are only in the left data frame.